
Lagrange township
- County:
- Bond County
- County Seat:
- No
- Area (mi²):
- 45.62
- State:
- Illinois
Lagrange township is located in Bond County, Illinois. Lagrange township has a 2025 population of 1,064. Lagrange township is currently declining at a rate of -0.28% annually and its population has decreased by -1.94% since the most recent census, which recorded a population of 1,085 in 2020.
The average household income in Lagrange township is $104,681 with a poverty rate of 5.62%. The median age in Lagrange township is 54 years: 52.6 years for males, and 57 years for females.